Update index.html with new script source and add tsconfig.tsbuildinfo file

Author: ndorin

.gitignore

@@ -10,6 +10,7 @@
 
 # production
 /build
+/dist
 
 # misc
 .DS_Store
@@ -21,3 +22,4 @@
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+dist/assets/index-C_SGWbYA.js